issue 3-4

A multi column lithography system for low and medium volume mask manufacturing

In the paper is presented multicolumn e-beam lithography (MCL) system intended generally for production of templates.

The system was designed in two versions: with Schottky emitter and LaB6/CeB6 emitter.

System with Schottky emitter can ...  read more

Trends in the development of cobalt production

Cobalt, as one of the “critical” and “strategically important” metals, plays a key role in the contemporary development of the world’s industry. Cobalt has specialized applications where it is currently impossible to replace ...  read more

35 years of experience in radiation technologies innovation at the ОАО “Public Enterprise “PODOL’SKKABEL” plant technology of cable insulation radiation modifying had a wide application in the industry. The use of such a technology provided the production of a wide range of cables, wires and heat shrinkable ...  read more

Electron beam additive manufacturing with wire

Electron beam additive manufacturing (EBAM) process with a deposited material in the form of a wire is an efficient method enabling the making of component parts. The scope of the presented work was to investigate the influence of selected ...  read more

Application of additive electron beam technologies for manufacture of metal products

The prospects of manufacturing a wide range of parts and units were noted using electron beam technologies. In the work the features of creating such technology are considered using the domestic raw materials in the form of powder materials ...  read more

Advanced technical and technological solutions for additive manufacturing by xBeam 3D metal printing

The electron beam additive manufacturing technology named xBeam 3D Metal Printing was presented at EBT-2016 Conference in Varna in summer of 2016. It was announced an expectation that this new technology can solve the most critical ...  read more

Wire-based electron beam additive manufacturing of blocks and complex shape parts

In this paper, we investigated the possibility of complex geometric shapes thin-walled samples, as well as bulk specimens fabrication by the Electron beam additive manufacturing (EBAM) method from titanium, stainless steel and aluminium ...  read more

Enhanced process control during selective electron beam melting through advanced machine technology

Selective electron beam melting (SEBM) is a promising approach in the fields of additive manufacturing of metals. It opens the possibility to produce complex geometries and to process a wide range of metallic alloys for various applications. ...  read more

Thermophysical simulation of thermoelectric cooling system

The main active element in thermoelectric cooling systems is Peltier module. Its action is based on the Peltier effect, which results in the conversion of electrical power into a temperature gradient. This article presents a simulation ...  read more

Impulse control of a DC motor with active driver circuit

This paper describes a study and the results obtained from the implementation of pulse control over a DC motor by means of both a conventional and an active driver for controlling the powerful MOSFET. The studied active driver gives ...  read more